116665238 has 8 divisors (see below), whose sum is σ = 175050288. Its totient is φ = 58315144.

The previous prime is 116665189. The next prime is 116665259. The reversal of 116665238 is 832566611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×116665238² = 27221555515193288, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2495 + ... + 15477.

It is an arithmetic number, because the mean of its divisors is an integer number (21881286).

Almost surely, 2^116665238 is an apocalyptic number.

116665238 is a deficient number, since it is larger than the sum of its proper divisors (58385050).

116665238 is a wasteful number, since it uses less digits than its factorization.

116665238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17478.

The product of its digits is 51840, while the sum is 38.

The square root of 116665238 is about 10801.1683627282. The cubic root of 116665238 is about 488.6304084003.

The spelling of 116665238 in words is "one hundred sixteen million, six hundred sixty-five thousand, two hundred thirty-eight".